TSTP Solution File: NLP143-1 by SPASS---3.9

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%------------------------------------------------------------------------------
% File     : SPASS---3.9
% Problem  : NLP143-1 : TPTP v8.1.0. Released v2.4.0.
% Transfm  : none
% Format   : tptp
% Command  : run_spass %d %s

% Computer : n006.cluster.edu
% Model    : x86_64 x86_64
% CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 2.10GHz
% Memory   : 8042.1875MB
% OS       : Linux 3.10.0-693.el7.x86_64
% CPULimit : 300s
% WCLimit  : 600s
% DateTime : Mon Jul 18 05:27:24 EDT 2022

% Result   : Unsatisfiable 0.19s 0.45s
% Output   : Refutation 0.19s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   13
%            Number of leaves      :   18
% Syntax   : Number of clauses     :   37 (  13 unt;   0 nHn;  37 RR)
%            Number of literals    :   61 (   0 equ;  37 neg)
%            Maximal clause size   :    2 (   1 avg)
%            Maximal term depth    :    3 (   1 avg)
%            Number of predicates  :   17 (  16 usr;   1 prp; 0-4 aty)
%            Number of functors    :   10 (  10 usr;   6 con; 0-2 aty)
%            Number of variables   :    0 (   0 sgn)

% Comments : 
%------------------------------------------------------------------------------
cnf(2,axiom,
    ( ~ fellow(u,v)
    | man(u,v) ),
    file('NLP143-1.p',unknown),
    [] ).

cnf(3,axiom,
    ( ~ man(u,v)
    | human_person(u,v) ),
    file('NLP143-1.p',unknown),
    [] ).

cnf(4,axiom,
    ( ~ human_person(u,v)
    | organism(u,v) ),
    file('NLP143-1.p',unknown),
    [] ).

cnf(11,axiom,
    ( ~ organism(u,v)
    | living(u,v) ),
    file('NLP143-1.p',unknown),
    [] ).

cnf(30,axiom,
    ( ~ instrumentality(u,v)
    | artifact(u,v) ),
    file('NLP143-1.p',unknown),
    [] ).

cnf(31,axiom,
    ( ~ artifact(u,v)
    | object(u,v) ),
    file('NLP143-1.p',unknown),
    [] ).

cnf(33,axiom,
    ( ~ object(u,v)
    | nonliving(u,v) ),
    file('NLP143-1.p',unknown),
    [] ).

cnf(48,axiom,
    ( ~ frontseat(u,v)
    | seat(u,v) ),
    file('NLP143-1.p',unknown),
    [] ).

cnf(49,axiom,
    ( ~ seat(u,v)
    | furniture(u,v) ),
    file('NLP143-1.p',unknown),
    [] ).

cnf(50,axiom,
    ( ~ furniture(u,v)
    | instrumentality(u,v) ),
    file('NLP143-1.p',unknown),
    [] ).

cnf(55,axiom,
    ( ~ nonliving(u,v)
    | ~ living(u,v) ),
    file('NLP143-1.p',unknown),
    [] ).

cnf(59,axiom,
    ( ~ be(u,v,w,x)
    | equal(w,x) ),
    file('NLP143-1.p',unknown),
    [] ).

cnf(60,axiom,
    ( ~ two(u,v)
    | member(u,skf10(v,u),v) ),
    file('NLP143-1.p',unknown),
    [] ).

cnf(61,axiom,
    ( ~ two(u,v)
    | member(u,skf8(v,u),v) ),
    file('NLP143-1.p',unknown),
    [] ).

cnf(73,axiom,
    two(skc6,skc7),
    file('NLP143-1.p',unknown),
    [] ).

cnf(88,axiom,
    ( ~ member(skc6,u,skc7)
    | fellow(skc6,u) ),
    file('NLP143-1.p',unknown),
    [] ).

cnf(89,axiom,
    ( ~ member(skc6,u,skc7)
    | frontseat(skc6,skf5(v)) ),
    file('NLP143-1.p',unknown),
    [] ).

cnf(92,axiom,
    ( ~ member(skc6,u,skc7)
    | be(skc6,skf6(u),u,skf5(u)) ),
    file('NLP143-1.p',unknown),
    [] ).

cnf(99,plain,
    member(skc6,skf10(skc7,skc6),skc7),
    inference(res,[status(thm),theory(equality)],[73,60]),
    [iquote('0:Res:73.0,60.0')] ).

cnf(100,plain,
    member(skc6,skf8(skc7,skc6),skc7),
    inference(res,[status(thm),theory(equality)],[73,61]),
    [iquote('0:Res:73.0,61.0')] ).

cnf(121,plain,
    fellow(skc6,skf8(skc7,skc6)),
    inference(res,[status(thm),theory(equality)],[100,88]),
    [iquote('0:Res:100.0,88.0')] ).

cnf(122,plain,
    frontseat(skc6,skf5(u)),
    inference(res,[status(thm),theory(equality)],[99,89]),
    [iquote('0:Res:99.0,89.0')] ).

cnf(137,plain,
    ( ~ object(u,v)
    | ~ living(u,v) ),
    inference(res,[status(thm),theory(equality)],[33,55]),
    [iquote('0:Res:33.1,55.0')] ).

cnf(167,plain,
    ( ~ member(skc6,u,skc7)
    | equal(skf5(u),u) ),
    inference(res,[status(thm),theory(equality)],[92,59]),
    [iquote('0:Res:92.1,59.0')] ).

cnf(179,plain,
    ( ~ artifact(u,v)
    | ~ living(u,v) ),
    inference(res,[status(thm),theory(equality)],[31,137]),
    [iquote('0:Res:31.1,137.0')] ).

cnf(223,plain,
    equal(skf5(skf8(skc7,skc6)),skf8(skc7,skc6)),
    inference(res,[status(thm),theory(equality)],[100,167]),
    [iquote('0:Res:100.0,167.0')] ).

cnf(259,plain,
    ( ~ instrumentality(u,v)
    | ~ living(u,v) ),
    inference(res,[status(thm),theory(equality)],[30,179]),
    [iquote('0:Res:30.1,179.0')] ).

cnf(316,plain,
    ( ~ furniture(u,v)
    | ~ living(u,v) ),
    inference(res,[status(thm),theory(equality)],[50,259]),
    [iquote('0:Res:50.1,259.0')] ).

cnf(345,plain,
    ( ~ seat(u,v)
    | ~ living(u,v) ),
    inference(res,[status(thm),theory(equality)],[49,316]),
    [iquote('0:Res:49.1,316.0')] ).

cnf(383,plain,
    ( ~ frontseat(u,v)
    | ~ living(u,v) ),
    inference(res,[status(thm),theory(equality)],[48,345]),
    [iquote('0:Res:48.1,345.0')] ).

cnf(422,plain,
    ~ living(skc6,skf5(u)),
    inference(res,[status(thm),theory(equality)],[122,383]),
    [iquote('0:Res:122.0,383.0')] ).

cnf(427,plain,
    ~ organism(skc6,skf5(u)),
    inference(res,[status(thm),theory(equality)],[11,422]),
    [iquote('0:Res:11.1,422.0')] ).

cnf(430,plain,
    ~ human_person(skc6,skf5(u)),
    inference(res,[status(thm),theory(equality)],[4,427]),
    [iquote('0:Res:4.1,427.0')] ).

cnf(433,plain,
    ~ man(skc6,skf5(u)),
    inference(res,[status(thm),theory(equality)],[3,430]),
    [iquote('0:Res:3.1,430.0')] ).

cnf(436,plain,
    ~ fellow(skc6,skf5(u)),
    inference(res,[status(thm),theory(equality)],[2,433]),
    [iquote('0:Res:2.1,433.0')] ).

cnf(438,plain,
    ~ fellow(skc6,skf8(skc7,skc6)),
    inference(spl,[status(thm),theory(equality)],[223,436]),
    [iquote('0:SpL:223.0,436.0')] ).

cnf(440,plain,
    $false,
    inference(mrr,[status(thm)],[438,121]),
    [iquote('0:MRR:438.0,121.0')] ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.03/0.11  % Problem  : NLP143-1 : TPTP v8.1.0. Released v2.4.0.
% 0.03/0.12  % Command  : run_spass %d %s
% 0.12/0.33  % Computer : n006.cluster.edu
% 0.12/0.33  % Model    : x86_64 x86_64
% 0.12/0.33  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.12/0.33  % Memory   : 8042.1875MB
% 0.12/0.33  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.12/0.33  % CPULimit : 300
% 0.12/0.33  % WCLimit  : 600
% 0.12/0.33  % DateTime : Fri Jul  1 01:06:37 EDT 2022
% 0.12/0.33  % CPUTime  : 
% 0.19/0.45  
% 0.19/0.45  SPASS V 3.9 
% 0.19/0.45  SPASS beiseite: Proof found.
% 0.19/0.45  % SZS status Theorem
% 0.19/0.45  Problem: /export/starexec/sandbox/benchmark/theBenchmark.p 
% 0.19/0.45  SPASS derived 344 clauses, backtracked 0 clauses, performed 0 splits and kept 364 clauses.
% 0.19/0.45  SPASS allocated 63386 KBytes.
% 0.19/0.45  SPASS spent	0:00:00.10 on the problem.
% 0.19/0.45  		0:00:00.04 for the input.
% 0.19/0.45  		0:00:00.00 for the FLOTTER CNF translation.
% 0.19/0.45  		0:00:00.01 for inferences.
% 0.19/0.45  		0:00:00.00 for the backtracking.
% 0.19/0.45  		0:00:00.02 for the reduction.
% 0.19/0.45  
% 0.19/0.45  
% 0.19/0.45  Here is a proof with depth 12, length 37 :
% 0.19/0.45  % SZS output start Refutation
% See solution above
% 0.19/0.45  Formulae used in the proof : clause2 clause3 clause4 clause11 clause30 clause31 clause33 clause48 clause49 clause50 clause55 clause59 clause60 clause61 clause73 clause88 clause89 clause92
% 0.19/0.45  
%------------------------------------------------------------------------------